Fitbit Flex 2 vs. Fitbit Zip vs. Garmin 645 Music vs. Fitbit Flex vs. Apple SE

 
Flex 2
Zip
645 Music
Flex
SE
 FitbitFlex 2Remove Buy NowFitbitZipRemove Buy NowGarmin645 MusicRemove Buy NowFitbitFlexRemove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$100$60$450$100$279
Release20162012201820132020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days6 months7 days5 days18 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a240 x 240NA384 x 480
Sizen/an/a1.2 inchesNA40mm
Touchn/aNA
TypeLEDn/aMIPLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance5 ATMSplash Resistant5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNAWatchOS 5
Apps
Music

All Wearables